FR2369072A1 - Procede et dispositif de moulage sous pression - Google Patents

Procede et dispositif de moulage sous pression

Info

Publication number
FR2369072A1
FR2369072A1 FR7732851A FR7732851A FR2369072A1 FR 2369072 A1 FR2369072 A1 FR 2369072A1 FR 7732851 A FR7732851 A FR 7732851A FR 7732851 A FR7732851 A FR 7732851A FR 2369072 A1 FR2369072 A1 FR 2369072A1
Authority
FR
France
Prior art keywords
moulding
rubber
mould
lined
tools
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7732851A
Other languages
English (en)
Other versions
FR2369072B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of FR2369072A1 publication Critical patent/FR2369072A1/fr
Application granted granted Critical
Publication of FR2369072B1 publication Critical patent/FR2369072B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/40—Plastics, e.g. foam or rubber
    • B29C33/405—Elastomers, e.g. rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/565—Consisting of shell-like structures supported by backing material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/37—Mould cavity walls, i.e. the inner surface forming the mould cavity, e.g. linings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4478—Removing or ejecting moulded articles for undercut articles using non-rigid undercut forming elements, e.g. elastic or resilient
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D12/00—Producing frames
    • B29D12/02—Spectacle frames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

Le dispositif de moulage suivant l'invention est du genre comportant la mise en oeuvre de coquilles de moulage en matière élastique 10. Suivant l'invention, s'agissant d'un moulage par injection sous pression, les coquilles de moulage 10 sont confinées à l'intérieur d'une enveloppe rigide extérieure 11. Application au moulage de quelconques articles, et notamment au moulage de faces de montures de lunettes en matière thermoplastique.
FR7732851A 1976-11-02 1977-11-02 Procede et dispositif de moulage sous pression Granted FR2369072A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4551676 1976-11-02
GB2869477 1977-07-08

Publications (2)

Publication Number Publication Date
FR2369072A1 true FR2369072A1 (fr) 1978-05-26
FR2369072B1 FR2369072B1 (fr) 1980-12-19

Family

ID=26259511

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7732851A Granted FR2369072A1 (fr) 1976-11-02 1977-11-02 Procede et dispositif de moulage sous pression

Country Status (1)

Country Link
FR (1) FR2369072A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2530182A1 (fr) * 1982-07-16 1984-01-20 Essilor Int Dispositif de moulage, notamment pour element optique, par exemple lentille ophtalmique
US6171093B1 (en) * 1998-12-16 2001-01-09 T. R. Hawkinson Ltd. Process and apparatus for molding jewelry
WO2004089546A2 (fr) * 2003-04-04 2004-10-21 Tecan Trading Ag Outils en elastomere destines a fabriquer des dispositifs polymeres et utilisations de ceux-ci
WO2011070557A3 (fr) * 2009-12-08 2011-11-24 Siemens Energy, Inc. Coulée à cire perdue utilisant un outil de motif de cire souple
CN102825683A (zh) * 2012-08-01 2012-12-19 河南机电高等专科学校 硅胶模具组件和硅胶模具及其制造工装

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2530182A1 (fr) * 1982-07-16 1984-01-20 Essilor Int Dispositif de moulage, notamment pour element optique, par exemple lentille ophtalmique
US4573903A (en) * 1982-07-16 1986-03-04 Essilor International Cie Generale D'optique Optical component molding apparatus for following the differential shrinkage of molded synthetic material
US6171093B1 (en) * 1998-12-16 2001-01-09 T. R. Hawkinson Ltd. Process and apparatus for molding jewelry
WO2004089546A2 (fr) * 2003-04-04 2004-10-21 Tecan Trading Ag Outils en elastomere destines a fabriquer des dispositifs polymeres et utilisations de ceux-ci
WO2004089546A3 (fr) * 2003-04-04 2005-03-24 Tecan Trading Ag Outils en elastomere destines a fabriquer des dispositifs polymeres et utilisations de ceux-ci
WO2011070557A3 (fr) * 2009-12-08 2011-11-24 Siemens Energy, Inc. Coulée à cire perdue utilisant un outil de motif de cire souple
CN102825683A (zh) * 2012-08-01 2012-12-19 河南机电高等专科学校 硅胶模具组件和硅胶模具及其制造工装

Also Published As

Publication number Publication date
FR2369072B1 (fr) 1980-12-19

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Legal Events

Date Code Title Description
ST Notification of lapse